#!/bin/sh # # Copyright (c) 2008 Peter Holm # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF # SUCH DAMAGE. # # $FreeBSD$ # # Panic in getdirentries+0x21a # Run with stress: disk.cfg [ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 . ../default.cfg mounts=10 # Number of parallel scripts if [ $# -eq 0 ]; then for i in `jot $mounts`; do [ ! -d ${mntpoint}$i ] && mkdir ${mntpoint}$i mount | grep -qw "${mntpoint}$i" && umount ${mntpoint}$i done # start the parallel tests for i in `jot $mounts`; do ./$0 $i & ./$0 find & done for i in `jot $mounts`; do wait; wait done else if [ $1 = find ]; then for i in `jot 64`; do find ${mntpoint}* -maxdepth 1 -type f > /dev/null 2>&1 done else # The test: Parallel mount and unmounts for i in `jot 64`; do m=$1 mount -t nfs -o tcp -o nfsv3 -o retrycnt=3 -o intr -o soft -o rw 127.0.0.1:/tmp ${mntpoint}$m opt=`[ $(( m % 2 )) -eq 0 ] && echo -f` n=0 while mount | grep -qw ${mntpoint}$m; do umount $opt ${mntpoint}$m > /dev/null 2>&1 n=$((n + 1)) [ $n -gt 99 ] && umount -f ${mntpoint}$m > /dev/null 2>&1 [ $n -gt 100 ] && exit done done fi fi